JSON Prettify vs JSON Brace
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JSON Prettify
Easily format and validate JSON data with a clean, intuitive interface. Get clear error messages for invalid JSON and switch to a compact view for efficient data exploration. Streamline your JSON workflow with this developer-friendly tool.
- Quick and clear JSON formatting
- Detailed error messages for invalid JSON
- Compact mode for compressed view
- User-friendly interface
- JSON validation
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JSON Prettify is designed to make working with JSON data easier and more efficient. Whether you’re a developer debugging API responses or a data enthusiast exploring structured information, JSON Prettify provides a clean, intuitive experience for both formatting and validating JSON. • Quick and Clear Formatting: Instantly transform unreadable JSON into a clean, well-organized structure. • Detailed Error Messages: When JSON isn’t valid, JSON Prettify provides precise error messages to help you find exactly what’s wrong. • Compact Mode: Switch to a compressed view to minimize the JSON structure without losing essential information. • User-Friendly Interface: Enjoy a seamless experience designed with developers in mind. JSON Prettify is your lightweight, powerful tool for error-free, organized JSON. Get started today and streamline your JSON workflow!
JSON Brace
This tool automatically formats and navigates JSON data directly within Safari. It offers smart detection, theme switching, and keyboard shortcuts for efficient data exploration. An optional Pro upgrade unlocks advanced features like lightning-fast search and custom expansion.
- Automatic JSON formatting
- Expand/collapse JSON objects and arrays
- Light and dark theme switching
- Keyboard shortcuts for navigation
- Pro version: lightning-fast search
- Pro version: copy and save JSON
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JSON Brace turns raw JSON into a clean, readable tree – in a native app on your iPhone, iPad, and Mac, and right inside Safari. APIs, logs, configs, exports – JSON is everywhere, but reading it raw is painful. JSON Brace formats it instantly into a collapsible tree you can explore, search, and copy from. THE APP • Open any JSON and explore it as an interactive tree • Collapse and expand nodes to focus on what matters • Fast search with match highlighting • Copy values or the whole document in one tap • RAW mode when you need the original text • Quick Look on the Mac: press Space on a JSON file in Finder for an instant preview in your theme THE SAFARI EXTENSION • Automatically detects and formats JSON on web pages • Perfect for checking API responses right in the browser • Same viewer, same themes, same shortcuts – no extra setup MADE TO LOOK GOOD • 19 carefully tuned themes: Solarized, Dracula, Nord, GitHub, Monokai, One Dark, Tokyo Night, Gruvbox, Catppuccin, Rosé Pine, and more • Light, dark, and system appearance • The whole app follows your theme, not just the tree BUILT FOR EVERYONE • Full VoiceOver support • Complete keyboard navigation • Adjustable text size and Dynamic Type • High Contrast theme and type markers that don't rely on color alone FREE AND PRO The core viewer is free: formatting, tree navigation, search, and copying. JSON Brace Pro unlocks the full theme collection, inline previews, expansion depth control, saving to a file, and copying any subtree, key, or path. Pro is a one-time purchase – no subscription – and supports Family Sharing. PRIVATE BY DESIGN Everything happens on your device. No servers, no accounts, no tracking, no analytics. Your data never leaves your iPhone, iPad, or Mac. Download JSON Brace and never squint at raw JSON again.
Screenshots
Verdict
The clearest difference is in-app purchases: JSON Prettify at none against JSON Brace's 1. JSON Prettify also leads on update cadence (every 5 days vs monthly). JSON Brace's advantage is ads (none vs shown). On price, review sentiment, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. JSON Brace sells 1 one-off in-app purchase. JSON Prettify asks for nothing beyond the download.
JSON Prettify ships an update every 5 days, JSON Brace monthly. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.
| Parameter | JSON Prettify | JSON Brace |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 days — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 16.6 | 16.6 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Jean-Philippe DESCAMPS | Sergei Rebrov |
Customer experience
JSON Prettify
JSON Brace
In-app purchases
JSON Prettify
No in-app purchases
JSON Brace
- JSON Brace Pro$3.99







